TM 5-4310-386-14
5-40. Cylinder Head Assembly .
This task covers:
a.
Adjust
b.
Replace
c.
Repair
INITIAL SETUP
Tools
Materials/Parts
General Mechanic's Tool Kit
Brush (Item 6, Appendix E)
(NSN 5180-00-177-7033)
Fuel Diesel (Item 10, Appendix E)
Torquing Device (PN 0030500)
Grease (Item 12, Appendix E)
Socket Wrench (PN 0030512)
Cylinder Head
Square-recess Socket (PN 0030511 )
Cylinder Head Gasket
Outside Micrometer (PN 5120-00-554-7134)
Cutting Device (PN 0030426)
Equipment Condition
Turning Fixture (PN 0030621)
Drift (PN 0030764)
Compressor unit shut down (para. 2-13).
Mandrel for Turning Off
Fuel injectors removed (para. 5-31).
Valve Seat Rings On:
Rocker arms and push rods removed (para. 5-38).
Mandrel (PN 0031234)
Valves removed (para. 5-41).
Drilling Device (PN 0030694)
Cooling air ducting removed (para. 4-42).
Pilot Pin with Drilling Bushes (PN 0030650)
Silencer and muffler removed (para. 4-39).
Special Milling Cutter, Hard Metal (PN 0030652)
Intake manifold removed (para. 4-38).
Assembly Arbor:
Inlet (PN 0030620)
Reference
Exhaust (PN 0030441)
Cutter for Valve Seat Ring, Inlet/Exhaust
Refer to Appendix F for torque values.
(PN 0030784)
Assembly Arbor (PN 0030453)
Reamer (PN 0030452)
Puller (PN 0030434)
Holder (P/N 0030784)
a.
Adjust.
(figure 5-58)
NOTE
Anytime the cylinder head is removed, the piston crown clearance must be checked and if
required adjusted. The following procedure describes checking and adjusting the piston crown
clearance.
(1)
Turn crankcase until piston is just below TDC.
(2)
Apply grease to a piece of lead wire 2 mm thickness and stick wire to piston crown.
(3)
Mount cylinder head (1) on cylinder and install washers (2) and head bolts (3).
5-164
